Microsoft windows 7 virtual pc - so it is possible?

The official version of microsoft windows 7 has built-in virtual machine - microsoft windows virual PC (officially, no third-party software!) I want to open two windows - one on the main Windows, the second in a virtual machine on a single monitor to play with
two mouse and two keyboard for 2 different account. Can-I do so lawfully provided that I will use the built-in features of the operating system Windows?

The official version of microsoft windows 7 has built-in virtual machine - microsoft windows virual PC (officially, no third-party software!) I want to open two windows - one on the main Windows, the second in a virtual machine on a single monitor to play with 2 arms and 2 mja keyboards for 2 different account. Can-I do so lawfully provided that I will use the built-in features of the operating system Windows?